police say 24-year- old paul ciancia shot his way through the security checkpoint, killing tsa officer hernandez and wounding two others. dr. bruce wright was by the x ray machine. >> and you were taking off your shows? >> yes. >> and that is when he slipped and injured his leg. >> reporter: the shooter continued down the concourse and firing along the way before he was subdued by police. the police chief praised his officers and reassured travelers. >> ing they notice the difference? >> absolutely. we're supplemented by a number of l.a.p.d. officers here with an attempt to make our presence here and make people feel safe. >> reporter: the fbi confirms he was not a ticketed passenger, but they believe that someone brought him here to the airport, but they won't say who dropped him off. carter evans, cbs news, los angeles. >>> ciancia has been charged with another felony offense in addition to murder. the commission of violence at an international airport. >> students at uc berkeley are warned to keep their smartphones and laptops under wraps because campus crime is -- crime is on the rise. bryan